Question

Pretest: Unit 1

Question 5 of 30
How can a mixture of salt and sand be separated?
A. By adding oil and collecting the layers of salt and sand
B. By dissolving the salt in water and filtering out the sand
C. By using a magnet to attract the sand
D. By allowing the salt to evaporate
SUBMIT

Answer 1

D.by allowing the salt to evaporate.

Answer 2

D. by allowing the salt to evaporate .